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Multi-Person Implicit Reconstruction From a Single Image

CVPR 2021 · 3D vision › Face and shape · approach: Full-body avatar reconstruction · 18 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use the proposed model-free reconstruction instead of PiFUHDSingle-person reconstruction · MPSDCD: 1.66 -> 1.47Helped
Use the proposed model-free reconstruction instead of PHOSAMulti-person reconstruction · CVSSP3DCD: 7.73 -> 1.97Helped
Add occlusion silhouette loss and implicit refinement (ablation)Voxel reconstruction on MPSD · MPSDCD: 2.11 -> 1.47Helped
Add implicit refinement (ablation)Voxel reconstruction on MPSD · MPSDCD: 1.98 -> 1.47Helped
Add occlusion silhouette loss (ablation)Voxel reconstruction on MPSD · MPSDCD: 1.63 -> 1.47Helped
Add RGB features to implicit refinement using 3D and depth features (ablation)Implicit refinement on MPSD · MPSDCD: 1.71 -> 1.47Helped
Add depth features to implicit refinement using 3D and RGB features (ablation)Implicit refinement on MPSD · MPSDCD: 1.65 -> 1.47Helped
Use the proposed implicit refinement instead of If-net (ablation)Implicit refinement on MPSD · MPSDCD: 1.78 -> 1.47Helped
Add occlusion silhouette loss and implicit refinement (ablation)Voxel reconstruction on MPSD · MPSD3DIoU: 61% -> 71%Helped
Add implicit refinement (ablation)Voxel reconstruction on MPSD · MPSDP2S: 2.71 -> 1.88Helped
Add occlusion silhouette loss (ablation)Voxel reconstruction on MPSD · MPSDP2S: 2.44 -> 1.88Helped
Encode 3D voxel, RGB image, and depth features together in implicit refinement (ablation)Implicit refinement on MPSD · MPSD3DIoU: 64% -> 71%; 67% -> 71%Helped

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